lungenödem bzw „negative pressure pulmonary edema nppe

... acute cardiogenic pulmonary edema; CPAP: continuous positive airways pressure; ETI: endotracheal intubation; HCO3-: bicarbonates; NIV: noninvasive ventilation; PaCO2: partial pressure of carbon ... M, Monari A, Cortellaro F, Coen D: Noninvasive pressure support ventilation vs continuous positive airway pressure in acute hypercapnic pulmonary edema Intensive Care Med 2005, 31:807-811 Kelly ... costing methodology: cost benefit analysis of mask continuous positive airway pressure for severe cardiogenic pulmonary oedema Anaesth Intensive Care 1994, 22:170-174 Plaisance P, Pirracchio R, Berton...

Ngày tải lên: 13/08/2014, 21:21

... necessary, debridement was performed in an operating room A negative pressure vacuum pump was applied to wounds in continuous mode at a pressure of 100~125 mmHg NPWT was stopped after confirming the ... pressure wound therapy to treat hematomas and surgical incisions following high-energy trauma J Trauma 2006, 60:1301-1306 Wongwarawat MD, Schnall SB, Holtom PD, Moon C, Schiller F: Negative pressure ... which requires substantial effort and introduces the issue of donor site morbidity [4] Negative pressure wound therapy (NPWT) was first described by Argenta and Morykwas [2] This technique can...

Ngày tải lên: 20/06/2014, 01:20

... The pressure in the liquid film is obtained using the augmented Young-Laplace equation: PL = Pv - Pc - Pd, where PL is the liquid pressure and Pv is the vapor pressure The average vapor pressure ... The capillary pressure is zero in the non-evaporating region as the non-evaporating film has a flat interface A capillary pressure gradient exists in the meniscus region Capillary pressure reaches ... rise to disjoining pressure Attractive forces from the solid act to pull the liquid molecules causing the liquid film to be at a lower pressure than the surrounding vapor pressure A novel method...

Ngày tải lên: 21/06/2014, 06:20

... chest tightness J-receptors, sensitive to interstitial edema, and pulmonary vascular receptors, activated by acute changes in pulmonary artery pressure, appear to contribute to air hunger Hyperinflation...

Ngày tải lên: 06/07/2014, 15:21

... breathe (CHF, pulmonary embolism, moderate to severe airflow obstruction) Cannot get unsatisfying breath a deep breath, Hyperinflation (asthma, COPD) and restricted tidal volume (pulmonary fibrosis, ... Breath Descriptor Pathophysiology Chest tightness or constriction Bronchoconstriction, interstitial edema (asthma, myocardial ischemia) Increased work or effort of breathing Airway neuromuscular obstruction, ... breathing, Deconditioning breathing more Note: CHF, congestive heart failure; COPD, chronic obstructive pulmonary disease Source: From Schwartzstein and Feller-Kopman Sensory Intensity A modified Borg...

Ngày tải lên: 06/07/2014, 15:21

... ventricular end-diastolic as well as pulmonary capillary pressures Pulmonary receptors are stimulated by the elevated vascular pressures and resultant interstitial edema, causing dyspnea [newpage] ... breathing and by stimulating pulmonary receptors if there is associated atelectasis Gas Exchanger Pneumonia, pulmonary edema, and aspiration all interfere with gas exchange Pulmonary vascular and interstitial ... with increased activity in the controller Stimulation of pulmonary receptors, as occurs in acute bronchospasm, interstitial edema, and pulmonary embolism, also leads to hyperventilation and air...

Ngày tải lên: 06/07/2014, 15:21

... of the airways, and interstitial edema or fibrosis) The cardiac examination should focus on signs of elevated right heart pressures (jugular venous distention, edema, accentuated pulmonic component ... interstitial edema or fibrosis, diaphragmatic dysfunction, or impaired chest wall motion) The pulmonary parenchyma should be examined for evidence of interstitial disease and emphysema Prominent pulmonary ... Prominent pulmonary vasculature in the upper zones indicates pulmonary venous hypertension, while enlarged central pulmonary arteries suggest pulmonary artery hypertension An enlarged cardiac silhouette...

Ngày tải lên: 06/07/2014, 15:21

... e.g., heroin Cardiopulmonary bypass Possible Lung Injury Plus Elevated Hydrostatic Pressures High altitude pulmonary edema Neurogenic pulmonary edema Reexpansion pulmonary edema ... transient damage to the pulmonary capillaries in the case of reexpansion pulmonary edema Table 33-2 Common Causes of Noncardiogenic Pulmonary Edema Direct Injury to Lung Chest trauma, pulmonary contusion ... infiltrates Increasing airway edema is associated with rhonchi and wheezes Noncardiogenic Pulmonary Edema By definition, hydrostatic pressures are normal in noncardiogenic pulmonary edema Lung water increases...

Ngày tải lên: 06/07/2014, 15:21

... noncardiogenic pulmonary edema is dominated by the findings of the precipitating condition; pulmonary findings may be relatively normal in the early stages The chest radiograph in cardiogenic pulmonary edema ... noncardiogenic pulmonary edema, heart size is normal, alveolar infiltrates are distributed more uniformly throughout the lungs, and pleural effusions are uncommon Finally, the hypoxemia of cardiogenic pulmonary ... cardiogenic pulmonary edema is due largely to ventilation-perfusion mismatch and responds to the administration of supplemental oxygen In contrast, hypoxemia in noncardiogenic pulmonary edema is due primarily...

Ngày tải lên: 06/07/2014, 15:21

... chi vào hệ mạch máu phổi (pulmonary vasculature), gây nên gia tăng áp lực thủy tỉnh phổi (pulmonary hydrostatic pressure) áp lực làm đầy tâm thất (ventricular filling pressure) Bệnh nhân cảm thấy ... mao mach (capillary hydrostatic pressure ) gia tăng đến độ mao mạch không đủ khả vận tải dịch Kết phù khoang kẽ ( interstitial edema ), sau phù phế nang (alveolar edema) 11/ CÁC BỆNH NHÂN PHÙ PHỔI ... (interstitium) - Nói cách đơn giản, bình thường có cân áp lực thủy tỉnh (hydrostatic pressure) áp lực thẩm thấu keo (oncotic pressure ) Trong điều kiện bình thường điều dẫn đến lưu thông số lượng nhỏ dịch...

Ngày tải lên: 13/07/2014, 20:20

... mặt tiểu phế quản gây xẹp phế nang Nguyên nhân bệnh sinh phù phổi cấp - Phù phổi cấp (Acute pulmonaryoedema) bao gồm phù tổ chức kẽ phù phế nang cấp tính) - Phù phổi cấp phụ thuộc vào áp lực động...

Ngày tải lên: 27/07/2014, 12:20

... the vacuum source The vacuum source was set to deliver negative pressures of -40, -70, -120 or -170 mmHg The different negative pressures were applied in random order Wound contraction The distance ... levels of negative pressure (-40 and -80 mmHg), the sternum is significantly stabilized It has previously been reported that wound stabilization is similar at low levels of negative pressure (-50 ... negative pressures during vacuum-assisted closure therapy Ann Thorac Surg 2006, 82(3):1063-7 12 Abu-Omar Y, Naik MJ, Catarino PA, et al: Right ventricular rupture during use of high-pressure...

Ngày tải lên: 10/08/2014, 09:21

... negative pressure wound therapy Int Wound J 2008, 5(2):280-286 15 Isago T, Nozaki M, Kikuchi Y, Honda T, Nakazawa H: Effects of different negative pressures on reduction of wounds in negative pressure ... Malmsjö M, Ingemansson R, Martin R, Huddlestone E: Negative pressure wound therapy using gauze or polyurethane open cell foam: effects on pressure transduction and wound contraction Wound Rep Reg ... animals (respiratory rate: 15 breaths/min; minute ventilation: l/min) A positive end-expiratory pressure of cmH O was applied A Foley catheter was inserted into the urinary bladder through a suprapubic...

Ngày tải lên: 10/08/2014, 09:21

... in pressure occurred with the use of paraffin-impregnated gauze [11] Polyamide nets, impregnated with silicone jell interface dressing (e.g Mepitel®) resulted in the smallest decrease in mean pressure ... mmHg pressure difference between precardiac space and vacuum source when layers of paraffinimpregnated gauze were interposed Thus, although more clinical studies are required, negative pressure ... negative pressure wound therapy when using a rigid disc to prevent heart and lung rupture J Cardiothorac Surg 2011, 6(1):42 14 Mouës CM, Heule F, Hovius SE: A review of topical negative pressure...

Ngày tải lên: 10/08/2014, 09:22

... negative pressure of -75, -125 or -175 mmHg Experimental procedure MRI was first performed at baseline (0 mmHg) A negative pressure was then applied and MRI was performed when the target pressure ... of repeated for each negative pressure (-75, -125, and -175 mmHg) In order to eliminate time effects, the sequence of application of the three different negative pressures was varied between the ... by negative pressure (13 ± mm at mmHg and 14 ± mm Figure Transverse magnetic resonance images at the cardiac midventricular level illustrating the wound contraction upon negative pressure wound...

Ngày tải lên: 10/08/2014, 09:22

... negative pressures of -40, -70, -120 or -160 mmHg, using foam or gauze Haemodynamic parameters, including heart frequency, cardiac output, mean systemic arterial pressure, mean pulmonary artery pressure, ... continuous pressures of -40, -70, -120 and -160 mmHg Haemodynamic assessment The mean systemic arterial pressure was monitored via a catheter in the left carotid artery The mean pulmonary artery pressure ... Neither the mean arterial pressure nor the mean pulmonary artery pressure was affected by NPWT (p = n.s., Figure 1) NPWT did not alter the systemic vascular resistance The pulmonary vascular resistance...

Ngày tải lên: 10/08/2014, 09:23

... Normal pulmonary parenchyma (edema score 0) Fluid extravasations (edema score 1) Fluid extravasations and fluid in the alveoli (edema score 2) Pulmonary edema (edema score 3) Mean pulmonary edema ... hematoxylin-eosin (HE) Pulmonary edema was evaluated by a pathologist, who was blinded to groups We have developed a "pulmonary edema score" (PES) in order to assess the degree of pulmonary edema Briefly, ... B4 in pulmonary edema fluid of a patient with reexpansion pulmonary edema Am J Respir Crit Care Med 1994, 149:1037-1040 Genofre EH, Vargas FS, Teixeira LR, Vaz MAC, Marchi E: Reexpansion pulmonary...

Ngày tải lên: 10/08/2014, 10:20

... filling defects in a peripheral branch of the left pulmonary artery, suggestive of PE, and an 8.63 cm aneurysm involving the pulmonary trunk and both pulmonary arteries (Figure 1) Subcutaneous administration ... angiography revealed PE involving a segmental branch of the left pulmonary artery and an aneurysmal dilatation of the pulmonary trunk and the left pulmonary artery, with a maximal diameter of 4.5 cm, compressing ... in pulmonary artery aneurysms: incidence, cause, and treatment: review and case report J Thorac Cardiovasc Surg 2001, 121:1006-1008 Veldtman GR, Dearani JA, Warnes CA: Low pressure giant pulmonary...

Ngày tải lên: 11/08/2014, 00:23

... mixed edema, ALI: acute lung injury; ARDS: acute respiratory distress syndrome; CPE: cardiogenic pulmonary edema; LVEF: left ventricular ejection fraction; PCWP: pulmonary capillary wedge pressure ... graft; COPD: chronic obstructive pulmonary disease; CPE: cardiogenic pulmonary edema; PCI: percutaneous coronary intervention; PCWP: pulmonary capillary wedge pressure Table Findings of laboratory ... obstructive pulmonary disease; CPE: cardiogenic pulmonary edema; LVEF: left ventricular ejection fraction; IQR: interquartile range; OR: odds ratio; PCWP: pulmonary capillary wedge pressure; RHC:...

Ngày tải lên: 12/08/2014, 13:22

... isoproterenol improves clearance of pulmonary edema in hyperoxic rat lungs [34] Furthermore, alveolar liquid clearance and arterial oxygen tension due to hydrostatic pulmonary edema were increased by aerosolized ... plays a central role in the pathophysiology of high-altitude pulmonary edema [42,43] Salmeterol prevented high-altitude pulmonary edema, and Sartori and colleagues [43] suggested that the benefit ... fluid in acute pulmonary edema if edema fluid levels of albuterol were greater than 10–6 M [45] Indeed, they found that they were able to achieve therapeutic levels of albuterol in the edema fluid...

Ngày tải lên: 12/08/2014, 20:20